58661233 has 2 divisors, whose sum is σ = 58661234. Its totient is φ = 58661232.

The previous prime is 58661221. The next prime is 58661261. The reversal of 58661233 is 33216685.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 30603024 + 28058209 = 5532^2 + 5297^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-58661233 is a prime.

It is a super-2 number, since 2×58661233² = 6882280514160578, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (58661263) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 29330616 + 29330617.

It is an arithmetic number, because the mean of its divisors is an integer number (29330617).

Almost surely, 2^58661233 is an apocalyptic number.

It is an amenable number.

58661233 is a deficient number, since it is larger than the sum of its proper divisors (1).

58661233 is an equidigital number, since it uses as much as digits as its factorization.

58661233 is an evil number, because the sum of its binary digits is even.

The product of its digits is 25920, while the sum is 34.

The square root of 58661233 is about 7659.0621488535. The cubic root of 58661233 is about 388.5531156345.

The spelling of 58661233 in words is "fifty-eight million, six hundred sixty-one thousand, two hundred thirty-three".